125166223 has 16 divisors (see below), whose sum is σ = 163114560. Its totient is φ = 93206016.

The previous prime is 125166203. The next prime is 125166229. The reversal of 125166223 is 322661521.

It is a cyclic number.

It is not a de Polignac number, because 125166223 - 2⁵ = 125166191 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125166191 and 125166200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125166229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38908 + ... + 42001.

It is an arithmetic number, because the mean of its divisors is an integer number (10194660).

Almost surely, 2^125166223 is an apocalyptic number.

125166223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

125166223 is a deficient number, since it is larger than the sum of its proper divisors (37948337).

125166223 is a wasteful number, since it uses less digits than its factorization.

125166223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80946.

The product of its digits is 4320, while the sum is 28.

The square root of 125166223 is about 11187.7711363792. The cubic root of 125166223 is about 500.2215324989.

The spelling of 125166223 in words is "one hundred twenty-five million, one hundred sixty-six thousand, two hundred twenty-three".